Faults
True or False: most faults occur in the middle of continents
False
True or False
Tsunamis are just one wave
False
True or False
The continents are moving all the time
What are Volcanos made out of?
Solidified lava, ash, and rock
The spot in the ground where the earthquake happened
Focus
What is a fault?
A crack or line between two different blocks of earth's crust
What causes Tsunamis?
Underwater earthquakes
Pangea
The liquid inside a volcano.
Magma
The spot on the earth directly above where the earthquake happens
The epicenter
The type of fault caused by tensional force
Normal fault
In what ocean do most of the Tsunamis happen?
the Pacific Ocean
Who discovered continental drift?
Alfred Wegner
Will high or low viscosity magma be more likely to explosively erupt?
High
The hanging wall
The type of fault caused by compressional force
Reverse Fault
What happens when Tsunamis move into shallow water?
They slow down and get taller
Name three types of plate tectonics?
Convergent, Divergent, Transform.
What are the two geographic areas where almost every volcano forms?
Tectonic plate boundaries, Hot Spots
What is a device that measures earthquakes?
Seismometer
The fault type where two blocks slide past each other
Strike-slip fault
If a tsunami is coming towards you, and you're in a boat in the ocean, what should you do?
Drive as far into the ocean as possible.
How far do the continents move in a year?
About 5 centimeters
What are the three types of volcanos?
Cinder Cone, Stratovolcano, Shield Volcano
What do seismologists use triangulation to determine?